> articles on technical subjects tend to be useful, aside from the plagiarism problem Except when they contain serious errors and omissions, and which articles

> articles on technical subjects tend to be useful, aside from the plagiarism problem Except when they contain serious errors and omissions, and which articles are those? Nobody knows, except someone already expert in that area. For example, I would have no idea there were problems in these mathematics articles: http://wikipediocracy.com/2013/10/20/elementary-mathematics-on-wikipedia-2/ http://wikipediocracy.com/2013/10/20/elementary-mathematics-...